Sunlight Hours in Nanchang
Sunlight hours, shadow patterns, and solar analysis for Nanchang, China
Interactive 3D Shadow Map
Summer afternoon in Nanchang
Nanchang
3:30 PM • Summer Solstice
Interactive 3D shadow analysis map of Nanchang. Shows real building shadows based on sun position calculations. Features include: time-of-day simulation, date selection for seasonal analysis, 3D building rendering, tree shadows, terrain elevation, and sun position indicators. Powered by Mapbox GL JS and SunCalc astronomical calculations.
Today's Sunlight
March Average
Sunrise
06:28
Sunset
18:22
Total Daylight
11h 56m
Sun Altitude
60°
at noon
Seasonal Extremes
Longest Day
13.9h
2026-06-21
Shortest Day
10.2h
2026-12-21
Explore Shadows in 3D
See exactly how building shadows fall across Nanchang at any time of day or year.
28.6840°
115.8531°
Best Time to Visit Nanchang
Month-by-month daylight conditions
Nanchang has moderate seasonal variation (3.7h difference between longest and shortest days). May-August offers the best conditions for outdoor activities.
Peak Months
Jun, Jul, May, Aug
Shoulder Season
Apr & Sep
Winter
Jan
10.5h
Good
Winter
Feb
11.1h
Good
Spring
Mar
11.9h
Great
Spring
Apr
12.8h
Excellent
Spring
May
13.5h
Excellent
Summer
Jun
13.8h
Excellent
Summer
Jul
13.7h
Excellent
Summer
Aug
13.0h
Excellent
Autumn
Sep
12.2h
Great
Autumn
Oct
11.4h
Good
Autumn
Nov
10.6h
Good
Winter
Dec
10.3h
Good
Golden Hour in Nanchang
Best times for photography
March Golden Hour
06:28 - 07:28
Blue hour from 05:58
17:22 - 18:22
Blue hour until 18:52
Best Months
- 1Year-round — Consistent golden hour length
- 2Oct-Apr — Milder temperatures for outdoor shoots
- 3Jun-Aug — Latest sunsets for evening shoots
Photography Tips
- Golden hour transitions are relatively quick - be prepared and in position early
- Midday sun can be harsh; use it for high-contrast architectural photography
- Face south during midday for even lighting on subjects
- Check the 3D shadow map to scout locations and predict light direction
Understanding Nanchang's Sunlight
AI-powered insights for your location
Nanchang's mid-latitude location (28.7°N) creates moderate seasonal variation, with winter days 3.7 hours shorter than summer. The sun reaches 85° at summer noon but only 38° in winter.
Key Challenges
- 1Low winter sun angle (38°) affects south-facing properties
- 2Consider local weather patterns that may affect sunshine
- 3Urban buildings may create additional shadows
Best Months
April through September offers the longest days and highest sun angles in the Northern Hemisphere.
Garden Tips
South-facing gardens receive the most consistent sunlight year-round in Nanchang. Consider shadow patterns from neighboring structures when planning outdoor spaces.
Solar Energy Potential
Is Nanchang good for solar panels?
With approximately 1,983 annual sun hours, Nanchang has good solar potential. A well-designed system can significantly reduce electricity costs.
Annual Sun Hours
1,983
estimated
Optimal Panel Tilt
29°
facing south
Peak Production
Jun, Jul, May
highest output
Relative Monthly Production
Installation Tips for Nanchang
- Orient panels south with a 29° tilt for optimal year-round performance
- Use the 3D shadow map to check for obstructions from trees or neighboring buildings
- Consider seasonal tilt adjustment: steeper in winter (44°), flatter in summer (14°)
UV Index & Sun Safety
Protect yourself in Nanchang
March UV Index
Maximum protection essential. Avoid outdoor activities during peak hours.
Monthly UV Index
Peak UV Months
May, Jun, Jul have the highest UV levels (up to 13). Take extra precautions during these months.
Protection Needed
- SPF 50+ broad-spectrum sunscreen
- Full coverage clothing and wide-brim hat
- Stay indoors 10am-4pm
Outdoor Activities in Nanchang
Best times for popular activities
Best Activities in March
Gardening
55% match
Outdoor Dining
25% match
Hiking & Walking
25% match
Year-Round Activity Guide
| Activity | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Outdoor Dining | ★ | ★ | ★ | ★ | ★ | |||||||
| Hiking & Walking | ★ | ★ | ★ | ★ | ||||||||
| Beach & Swimming | ★ | ★ | ★ | |||||||||
| Photography | ★ | ★ | ★ | ★ | ★ | |||||||
| Gardening | ★ | ★ | ★ | ★ | ★ | |||||||
| Running & Cycling | ★ | ★ | ★ | ★ | ★ | ★ | ★ |
Outdoor Dining
Enjoy al fresco dining during the warmer months with longer evening light.
Hiking & Walking
Mild temperatures and good daylight make spring and autumn ideal for trails.
Beach & Swimming
Peak sun and warmest temperatures during summer months.
Seasonal Sunlight Calendar
Monthly averages throughout the year
| Month | Sunrise | Sunset | Daylight | Sun Angle |
|---|---|---|---|---|
January | 07:13 | 17:39 | 10h 29m | 41° |
February | 06:57 | 18:04 | 11h 7m | 49° |
March | 06:28 | 18:22 | 11h 56m | 60° |
April | 05:53 | 18:40 | 12h 47m | 71° |
May | 05:28 | 18:58 | 13h 29m | 80° |
☀️June | 05:21 | 19:13 | 13h 50m | 84° |
☀️July | 05:31 | 19:13 | 13h 39m | 82° |
☀️August | 05:48 | 18:52 | 13h 2m | 75° |
September | 06:04 | 18:18 | 12h 13m | 64° |
October | 06:20 | 17:43 | 11h 23m | 52° |
November | 06:42 | 17:19 | 10h 38m | 43° |
December | 07:05 | 17:18 | 10h 17m | 39° |
Summer Solstice
13.9h daylight
Winter Solstice
10.2h daylight
Explore Nearby Cities
Sunlight data for surrounding areas
Frequently Asked Questions
Sunlight in Nanchang
1How many hours of sunlight does Nanchang get?
How many hours of sunlight does Nanchang get?
Nanchang receives an average of 12.1 hours of daylight per day. This varies throughout the year, from 10.2 hours on the shortest day to 13.9 hours on the longest day.
2What is the sun angle in Nanchang during winter?
What is the sun angle in Nanchang during winter?
During winter solstice, the sun reaches a maximum altitude of only 37.9° above the horizon at solar noon in Nanchang. This creates shadows that are 1.3x the height of objects.
3When is the best time for outdoor activities in Nanchang?
When is the best time for outdoor activities in Nanchang?
April through September offers the longest days and highest sun angles in the Northern Hemisphere.
4How do I plan a garden in Nanchang for maximum sunlight?
How do I plan a garden in Nanchang for maximum sunlight?
South-facing gardens receive the most consistent sunlight year-round in Nanchang. Consider shadow patterns from neighboring structures when planning outdoor spaces.
5What time is golden hour in Nanchang?
What time is golden hour in Nanchang?
In March, golden hour in Nanchang occurs in the morning from 06:28 - 07:28 and in the evening from 17:22 - 18:22. These times shift throughout the year as sunrise and sunset times change.
6What is the UV index in Nanchang?
What is the UV index in Nanchang?
The UV index in Nanchang varies by season. During summer, UV can reach 13 (very high), while winter UV levels are much lower. Always check daily UV forecasts and wear SPF 30+ sunscreen during peak hours (10am-4pm).
7Are solar panels worth it in Nanchang?
Are solar panels worth it in Nanchang?
Nanchang receives approximately 1,983 hours of sunshine annually. This makes it a good location for solar panels, with typical payback periods of 5-10 years. For optimal performance, orient panels south at a 29° tilt angle.
8When is sunrise and sunset in Nanchang?
When is sunrise and sunset in Nanchang?
In March, sunrise in Nanchang is around 06:28 and sunset is around 18:22, giving 11.9 hours of daylight. The earliest sunrise occurs around the summer solstice (05:22) and latest sunset follows shortly after.
9What is the best month to visit Nanchang for weather?
What is the best month to visit Nanchang for weather?
For optimal daylight and outdoor conditions in Nanchang, April through September offers the longest days and highest sun angles in the Northern Hemisphere. The shoulder seasons often offer a good balance of pleasant weather and fewer crowds.
10How long are shadows in Nanchang?
How long are shadows in Nanchang?
Shadow length varies dramatically by season in Nanchang. At summer noon, shadows are only 0.1x the height of objects (sun at 85°). In winter, shadows extend to 1.3x object height (sun at just 38°).